CN110549601A - Easy abluent shaping jar - Google Patents
Easy abluent shaping jar Download PDFInfo
- Publication number
- CN110549601A CN110549601A CN201810562410.3A CN201810562410A CN110549601A CN 110549601 A CN110549601 A CN 110549601A CN 201810562410 A CN201810562410 A CN 201810562410A CN 110549601 A CN110549601 A CN 110549601A
- Authority
- CN
- China
- Prior art keywords
- printing platform
- printing
- printer
- ball screw
- mounting hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/10—Processes of additive manufacturing
- B29C64/141—Processes of additive manufacturing using only solid materials
- B29C64/153—Processes of additive manufacturing using only solid materials using layers of powder being selectively joined, e.g. by selective laser sintering or melting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/30—Auxiliary operations or equipment
- B29C64/35—Cleaning
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y40/00—Auxiliary operations or equipment, e.g. for material handling
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Optics & Photonics (AREA)
- Mechanical Engineering (AREA)
Abstract
The invention belongs to the field of 3D printing, and particularly discloses an easily-cleaned forming cylinder and a 3D printer, which comprise a cylindrical forming cylinder and a circular printing platform, wherein a cleaning window is arranged on one side of the forming cylinder, an electric pin is arranged in a bearing mounting hole at the bottom of the printing platform, a pin hole is formed in a ball screw, after printing is completed, the printing platform can horizontally rotate in the process of moving up and down along with the ball screw due to the cooperation of the electric pin and the pin hole, and a gap between the printing platform and the forming cylinder is cleaned through the cleaning window in the moving process of the printing platform. Compared with the prior art, the invention has the advantages that the gap between the forming cylinder and the printing platform is easy to clean, the powder of the printer can be conveniently replaced, and the like.
Description
[ technical field ] A method for producing a semiconductor device
The invention belongs to the field of 3D printing, and particularly relates to an easily-cleaned forming cylinder and a 3D printer comprising the same.
[ background of the invention ]
The powder additive manufacturing technology is an advanced additive manufacturing technology which is formed by adhering, sintering or melting powder to be molded after the powder is paved layer by layer and then solidifying, is called 3D printing, and can realize the manufacturing of parts with complex shapes. In the 3D printing process, the three-dimensional model is sliced and layered firstly, then powder materials are laid on the printing platform, after the three-dimensional model is laid, the three-dimensional model is printed, after the three-dimensional model is printed, the printing platform descends by one layer, the powder is laid again, and the processes are repeated until the printing is finished.
In the ascending or descending process of the printing platform, powder materials can enter a gap between the printing platform and the forming cylinder and are difficult to clean. After the printer changes the printing powder, the powder which is not cleaned can continuously enter the new powder material in the moving process of the printing platform. In 3D printing, the mixed powder material can seriously affect the quality and precision of the printed product.
In the prior art, the cleaning after printing is mainly performed by blowing, and the disassembly of the cylinder body and the printing platform is very difficult and complicated, so that the gap between the printing platform and the forming cylinder cannot be thoroughly cleaned.
[ summary of the invention ]
The invention aims to provide an easily-cleaned forming cylinder, and solves the problems that in the prior art, a gap between the forming cylinder and a printing platform is difficult to clean, and a printer is difficult to replace powder.
The printing device comprises a cylindrical cylinder body, a circular printing platform and a ball screw, wherein the circular printing platform and the ball screw are positioned in the cylinder body, a bearing mounting hole is formed in the bottom of the printing platform, and a screw bearing is mounted in the bearing mounting hole.
The top end of a ball screw in the bearing mounting hole is higher than the top end of a screw bearing, a cleaning window is formed in one side of the cylinder body, and a sealing piece integrated with the cylinder body is mounted on the cleaning window; an electric pin is arranged on the upper portion, higher than the lead screw bearing, of the bearing mounting hole, a pin hole is formed in the position, corresponding to the electric pin, of the ball screw, and the electric pin can be inserted into the pin hole, so that the printing platform can horizontally rotate along with the ball screw 10 while moving up and down along with the ball screw.
During the in-service use, the cleaning window is sealed by the sealing member in the printing process, and when the printer needs to change the powder material after printing, the control system of printer controls the action of the electric pin to insert into the pin hole, opens the cleaning window, and under the action of the electric pin and the pin hole, the printing platform horizontally rotates along with the up-and-down movement of the ball screw, and simultaneously, the cleaning window performs cleaning on the gap between the printing platform and the cylinder body.
Compared with the prior art, the cylinder body disclosed by the invention is provided with the cleaning window, the printing platform can horizontally rotate along with the up-and-down movement of the ball screw under the action of the electric pin and the pin hole, and the gap between the printing platform and the cylinder body is cleaned when the printing platform rotates up and down and horizontally, so that thorough cleaning can be realized, and a printer can conveniently replace printing materials.
Further, the printing platform is T-shaped, and the bearing mounting hole is formed in the bottom of the T-shaped printing platform.
Furthermore, the printing platform is E-shaped, and the bearing mounting hole is formed in the bottom of the E-shaped printing platform.
The T-shaped printing platform and the E-shaped printing platform can relatively reduce the quality of the printing platform, and the ball screw is convenient to drive the printing platform to run.
Another object of the invention is to provide a 3D printer comprising a cylinder as described above.
Further, the 3D printer still includes gaseous purging device, and purging device is used for printing the washing to the printer after accomplishing and when changing the powder.
Compared with the prior art, the 3D printer disclosed by the invention has the advantages that the gap between the forming cylinder and the printing platform is easy to clean, and the printer can conveniently replace printing materials.
[ description of the drawings ]
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is an external configuration diagram of embodiment 1 of the present invention.
Fig. 2 is a schematic view of the internal structure of embodiment 1 of the present invention.
Fig. 3 is a sectional view of the printing platform 7 in embodiment 1 of the present invention.
Fig. 4 is a schematic structural view of the powder spreading device 9 in embodiment 1 of the present invention.
Fig. 5 is a sectional view taken along a-a of fig. 3.
Fig. 6 is a sectional view of the printing platform 7 in embodiment 2 of the present invention.
Fig. 7 is a sectional view of the printing platform 7 in embodiment 3 of the present invention.
Shown in the figure: 1. printing chamber 2, printing chamber door 3, gas purging device 3-1, purging pipe 4, working table 5, cylinder 5-1, cleaning window 5-2, sealing piece 6, powder supply cylinder 7, electric pin 7-1, printing platform 7-2, bearing mounting hole 8, powder supply platform 9, powder paving device 9-1, upright column 9-2, cantilever 9-3, connecting rod 9-4, powder pressing plate 9-5, rotating assembly 10, ball screw 10-1, pin hole 11 and screw bearing.
[ detailed description ] embodiments
The technical scheme of the invention is clearly and completely described in the following with reference to the accompanying drawings. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. Other embodiments, which can be derived by one of ordinary skill in the art from the embodiments of the present invention without creative efforts, are within the scope of the present invention.
In the description of the present invention, it is to be noted that the terms "mounted," "connected," and "coupled" are to be construed broadly unless otherwise specifically indicated and limited. For example, "connected" may be a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; the two original parts can be directly connected, or connected through an intermediate medium, or internally communicated. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
example 1:
Referring to fig. 1, the present embodiment provides a forming cylinder, a cylinder 5 of the forming cylinder is cylindrical, a cleaning window 5-1 is formed in a side surface of the cylinder 5, a sealing member 5-2 integrated with the cylinder 5 is installed on the cleaning window 5-1, a circular printing platform 7 is installed in the cylinder 5, a bearing installation hole 7-2 is formed in the bottom of the printing platform 7, a screw bearing 11 is installed in the bearing installation hole 7-2, one end of a ball screw 10 is installed in the screw bearing 11, the top end of the ball screw 10 is higher than the bottom of the screw bearing 11, and the other end of the ball screw 10 is connected to a servo motor through a coupling.
Four electric pins 7-1 arrayed along the circumference of the bearing mounting hole 7-2 are arranged at the upper part of the screw bearing 11 and at the upper part of the bearing mounting hole 7-2, four pin holes 10-1 arrayed along the circumference of the ball screw 10 are arranged on the circumferential surface of the ball screw 10 corresponding to the electric pins 7-1, and the electric pins 7-1 can be inserted into the pin holes 10-1 under the action of a printer control system.
As a preferable scheme of the embodiment, the printing platform 7 is T-shaped, and the bearing mounting hole 7-2 is arranged at the bottom of the T-shaped printing platform 7.
As a preferable scheme of the embodiment, the printing platform 7 is E-shaped, the E-shaped printing platform 7 is laterally arranged, and the bearing mounting hole 7-2 is arranged at the bottom of the E-shaped printing platform 7.
Example 2:
This embodiment provides a 3D printer, including control system and printing room, print indoor being provided with table surface 4, table surface 4's lower part one side is provided with columniform cylinder body 5, and one side of cylinder body 5 is provided with columniform and supplies powder jar 6, installs the powder device 9 of spreading between cylinder body 5 and the powder jar 6 that supplies.
One side of the cylinder body 5 is provided with a cleaning window 5-1, and a sealing piece 5-2 integrated with the cylinder body 5 is arranged on the cleaning window 5-1. A printing platform 7 is arranged in the cylinder body 5, and a ball screw 10 is arranged at the lower part of the printing platform 7. The bottom of the printing platform 7 is provided with a bearing mounting hole 7-2, a lead screw bearing 11 is mounted in the bearing mounting hole 7-2, one end of a ball screw 10 is mounted in the lead screw bearing 11, four electric pins 7-1 are circumferentially arrayed on the inner wall of the bearing mounting hole 7-2 at the upper part of the lead screw bearing 11, and four pin holes 10-1 are circumferentially arrayed on the surface of the ball screw 10 opposite to the electric pins 7-1. The other end of the ball screw 10 is connected to a servo motor through a coupling.
The inside of supplying powder jar 6 is provided with supplies powder platform 8, and the bottom that supplies powder platform 8 is provided with ball, and ball drives and supplies powder platform 8 up-and-down motion.
One side of the middle position of the cylinder body 5 and the powder supply cylinder 6 is provided with a powder spreading device 9, and the powder spreading device 9 comprises a vertical column 9-1, a cantilever 9-2, a connecting rod 9-3 and a powder pressing plate 9-4. The upright post 9-1 is vertically fixed on the working table surface 4, the side wall of the upright post 9-1 close to the powder supply cylinder 6 and the cylinder body 5 is provided with a rotating assembly 9-4, the rotating assembly 9-4 comprises a rotating motor, the rotating motor is fixedly connected with one end of a horizontal cantilever 9-2, the other end of the cantilever 9-2 is fixedly connected with the upper end of a vertical connecting rod 9-3, and the lower end of the connecting rod 9-3 is fixedly connected with a powder pressing plate 9-4.
As the preferred scheme of this embodiment, the printer still includes purge unit 3, and purge unit 3 installs at the printing room outer wall top, is equipped with purge tube 3-1 on purge unit 3, and purge tube 3-1 is the flexible pipe that can freely deform.
The above examples are only for illustrating the technical solutions of the present invention, and are not limited thereto. The present invention is not limited to the precise arrangements described above and illustrated in the drawings, and it is not intended that the specific embodiments of the present invention be limited to the specific details set forth herein. Various changes and modifications to the invention, which will be apparent to those skilled in the art, can be made without departing from the spirit of the invention, and are intended to be within the scope of the invention.
Claims (5)
1. The utility model provides an easy abluent shaping jar, includes cylindrical cylinder body (5), is located circular print platform (7) and ball (10) of cylinder body (5), the bottom of print platform (7) is equipped with bearing mounting hole (7-2), install screw bearing (11), its characterized in that in bearing mounting hole (7-2):
The top end of a ball screw (10) in the bearing mounting hole (7-2) is higher than the top end of a screw bearing (11), a cleaning window (5-1) is formed in one side of the cylinder body (5), and a sealing element (5-2) integrated with the cylinder body (5) is mounted on the cleaning window (5-1); an electric pin (7-1) is arranged on the upper portion, higher than a lead screw bearing (11), of the bearing mounting hole (7-2), a pin hole (10-1) is formed in the position, corresponding to the electric pin (7-1), of the ball screw (10), and the electric pin (7-1) can be inserted into the pin hole (10-1), so that the printing platform (7) can horizontally rotate along with the ball screw (10) while moving up and down along with the ball screw (10).
2. The easy-to-clean forming cylinder according to claim 1, wherein: the printing platform (7) is T-shaped.
3. The easy-to-clean forming cylinder according to claim 1, wherein: the printing platform (7) is E-shaped.
4. the utility model provides a 3D printer which characterized in that: comprising a cylinder (5) according to any of claims 1-3.
5. The 3D printer of claim 4, wherein: the 3D printer further comprises a gas purging device (3), and the gas purging device (3) is used for cleaning the 3D printer after printing and during powder replacement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810562410.3A CN110549601A (en) | 2018-06-04 | 2018-06-04 | Easy abluent shaping jar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810562410.3A CN110549601A (en) | 2018-06-04 | 2018-06-04 | Easy abluent shaping jar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110549601A true CN110549601A (en) | 2019-12-10 |
Family
ID=68735394
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810562410.3A Pending CN110549601A (en) | 2018-06-04 | 2018-06-04 | Easy abluent shaping jar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110549601A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070026145A1 (en) * | 2003-09-15 | 2007-02-01 | Markus Lindemann | Method and device for the production of a three-dimensional moulded body |
| CN204867414U (en) * | 2015-07-03 | 2015-12-16 | 象山普精金属制品厂 | Seamless steel pipe deposition apparatus of simple and easy control |
| CN107962776A (en) * | 2017-11-24 | 2018-04-27 | 安徽科元三维技术有限公司 | Multifunctional S L S printing product cleaning device |
-
2018
- 2018-06-04 CN CN201810562410.3A patent/CN110549601A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070026145A1 (en) * | 2003-09-15 | 2007-02-01 | Markus Lindemann | Method and device for the production of a three-dimensional moulded body |
| CN204867414U (en) * | 2015-07-03 | 2015-12-16 | 象山普精金属制品厂 | Seamless steel pipe deposition apparatus of simple and easy control |
| CN107962776A (en) * | 2017-11-24 | 2018-04-27 | 安徽科元三维技术有限公司 | Multifunctional S L S printing product cleaning device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20191210 |
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| RJ01 | Rejection of invention patent application after publication |